Cleanup

src/main/java/net/minestom/server/storage/StorageLocation.java

@@ -93,9 +93,9 @@ public class StorageLocation {
         Check.notNull(dataType, "You can only save registered DataType type!");
 
         // Encode the data
-        BinaryWriter binaryWriter = new BinaryWriter();
-        dataType.encode(binaryWriter, object); // Encode
-        final byte[] encodedValue = binaryWriter.toByteArray(); // Retrieve bytes
+        BinaryWriter writer = new BinaryWriter();
+        dataType.encode(writer, object); // Encode
+        final byte[] encodedValue = writer.toByteArray(); // Retrieve bytes
 
         // Write it
         set(key, encodedValue);

src/main/java/net/minestom/server/utils/PacketUtils.java

@@ -74,6 +74,7 @@ public final class PacketUtils {
     private static void writePacket(@NotNull ByteBuf buf, @NotNull ByteBuf packetBuffer, int packetId) {
         Utils.writeVarIntBuf(buf, packetId);
         buf.writeBytes(packetBuffer);
+        packetBuffer.release();
     }
 
     /**

src/main/java/net/minestom/server/utils/binary/BinaryWriter.java

@@ -7,6 +7,7 @@ import net.minestom.server.utils.BlockPosition;
 import net.minestom.server.utils.NBTUtils;
 import net.minestom.server.utils.SerializerUtils;
 import net.minestom.server.utils.Utils;
+import org.jetbrains.annotations.NotNull;
 import org.jglrxavpok.hephaistos.nbt.NBT;
 import org.jglrxavpok.hephaistos.nbt.NBTWriter;
 
@@ -34,12 +35,21 @@ public class BinaryWriter extends OutputStream {
         this.buffer = Unpooled.buffer(initialCapacity);
     }
 
+    /**
+     * Creates a {@link BinaryWriter} from multiple a single buffer.
+     *
+     * @param buffer the writer buffer
+     */
+    public BinaryWriter(@NotNull ByteBuf buffer) {
+        this.buffer = buffer;
+    }
+
     /**
      * Creates a {@link BinaryWriter} from multiple buffers.
      *
      * @param buffers the buffers making this
      */
-    public BinaryWriter(ByteBuf... buffers) {
+    public BinaryWriter(@NotNull ByteBuf... buffers) {
         this.buffer = Unpooled.wrappedBuffer(buffers);
     }